(19)

(11)

EP 1 969 018 A1

(12)

(43) Date of publication: 17.09.2008 Bulletin 2008/38 (21) Application number: 06813466.7 (22) Date of filing: 16.08.2006

(51) International Patent Classification (IPC):  C08F 8/00(2006.01) (86) International application number: PCT/US2006/031826 (87) International publication number: WO 2007/070121 (21.06.2007 Gazette 2007/25)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 12.12.2005 US 299438 (71) Applicant: Equistar Chemicals, LP Houston TX 77010 (US)	(72) Inventors: SCHEIE, Andrew, J. Cincinnati, OH 45240 (US) MAVRIDIS, Harilaos Lebanon, OH 45036 (US) (74) Representative: De Hoop, Eric  Octrooibureau Vriesendorp & Gaade B.V. Dr Kuyperstraat 6 2514 BB Den Haag 2514 BB Den Haag (NL)